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经营范围
发明名称
Solid type Arch bridge using steel frame construction and this style of construction
摘要
申请公布号
KR100469840(B1)
申请公布日期
2005.02.21
申请号
KR20020058607
申请日期
2002.09.27
申请人
发明人
分类号
E01D4/00;(IPC1-7):E01D4/00
主分类号
E01D4/00
代理机构
代理人
主权项
地址
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